add tilde

henry2778 · henry2778 · commit 201725af008f · 2021-03-27T09:40:09.000+02:00
diff --git a/reference/constraints/DateTime.rst b/reference/constraints/DateTime.rst
@@ -85,7 +85,7 @@ Options
 -------
 
 ``format``
-~~~~~~~~~
+~~~~~~~~~~
 
 **type**: ``string`` **default**: ``Y-m-d H:i:s``
 
